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192208 Tzu Chi (2007 JX33)
Classification: Main-belt Asteroid          SPK-ID: 2192208
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03513427452647292 4.1578e-08  
a 3.163664872715333 2.9756e-08 au
q 3.052511802567593 1.2841e-07 au
i 10.73220792838774 6.4107e-06 deg
node 53.60683050139992 2.9358e-05 deg
peri 225.4825174032843 0.0001116 deg
M 147.1132563702534 0.00010831 deg
tp 2458556.588662753009
(2019-Mar-14.08866275)
0.00061704 TDB
period 2055.342182406182
5.63
2.8997e-05
7.939e-08
d
yr
n .175153316601788 2.4711e-09 deg/d
Q 3.274817942863072 3.0801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      7210 days (19.74 yr)  
   first obs. used      2001-04-16  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:10  

Additional Information
 Earth MOID = 2.04687 au 
 Jupiter MOID = 1.76157 au 
 T_jup = 3.176 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.97   n/a E2021B55  
diameter diameter 6.770 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192208 Tzu Chi           Discovered 2007 May 11 by C.-Y. Shih and Q.-z. Ye at Lulin.
The Buddhist Compassion Relief Tzu Chi Foundation, established in Taiwan in 1966, has grown to be an international humanitarian organization with over 10 million members in 47 countries. Upholding the spirit of "Great Love transcends all borders, races and religions", Tzu Chi has provided aid to over 69 countries.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1954-Mar-15 03:26 00:03 Jupiter 1.96992506086825 1.96992388761207 1.9699262341279 3.82936212631281 3.71538157536288 2434816.642924867 2.74447742516093 151.371817507047 16.1738943830274 -67.9080911091211 3468206.23394099 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
1964-Dec-03 21:19 00:02 Jupiter 1.82682839470388 1.8268277500531 1.8268290393557 4.06413624186866 3.94840329555809 2438733.388468233 2.19706179644841 107.279284792377 19.7280204044717 -77.807157690203 2513058.28489459 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
1975-Aug-23 21:34 00:02 Jupiter 1.87668251934215 1.87668180135605 1.87668323732996 3.97184117927921 3.85653234002262 2442648.398639813 1.78282893458548 172.084858392758 25.4469763446901 -82.7499609405227 2252356.32012144 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
2072-Mar-30 01:25 00:02 Jupiter 1.87877611161472 1.87877540656109 1.87877681667049 3.95427321810946 3.83856769008463 2477931.559225745 2.48209630014582 131.125476743797 16.9837091370191 -76.5894986586766 2787558.60687011 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
2082-Dec-22 16:43 00:03 Jupiter 1.82792261786536 1.82792190476025 1.82792333097171 4.09522311271262 3.98046387246439 2481851.196245758 2.96462640717661 134.04000123613 23.777091262574 -79.9092763645004 2320344.58299799 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
2093-Sep-03 09:59 00:04 Jupiter 1.9646856433954 1.96468440279671 1.96468688400181 3.93576890625488 3.82466070610449 2485758.915976734 3.60770570562134 242.041835741136 29.4217515191727 -77.034252419662 2392468.97674139 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
2179-Aug-03 14:39 00:07 Jupiter 1.97020129945183 1.97019900926884 1.97020358965497 3.73302445940681 3.61602518566103 2517138.110355149 7.33417290527486 343.808755027491 15.8062378667797 -69.2847887750831 3171698.2282487 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15
2190-Apr-23 23:47 00:08 Jupiter 1.82970284109145 1.8297019625856 1.82970371960407 4.072345961599 3.95703722827025 2521054.490704503 7.60063540641928 220.965323296907 20.4676089716316 -79.5519450486932 2472988.68372486 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 22:15:11 2021-Apr-13 22:15

Alternate Designations
 2007 JX33 = 2003 UW138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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